== sanity test 51f: check many open files limit ========== 03:45:50 (1781250350)
striped dir -i1 -c2 -H all_char  /mnt/lustre/d51f.sanity
MDT1 numfree=    1022004, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1603 (time 1781250362.88 total 10.01 last 160.18)
 - open/keep 3044 (time 1781250372.88 total 20.01 last 144.07)
 - open/keep 4650 (time 1781250382.88 total 30.01 last 160.54)
 - open/keep 6231 (time 1781250392.89 total 40.02 last 158.07)
 - open/keep 7909 (time 1781250402.89 total 50.02 last 167.73)
 - open/keep 9517 (time 1781250412.89 total 60.02 last 160.76)
 - open/keep 10000 (time 1781250415.85 total 62.97 last 163.62)
 - open/keep 11615 (time 1781250425.85 total 72.98 last 161.47)
 - open/keep 13335 (time 1781250435.85 total 82.98 last 171.98)
 - open/keep 15034 (time 1781250445.85 total 92.98 last 169.80)
 - open/keep 16937 (time 1781250455.86 total 102.98 last 190.27)
 - open/keep 18690 (time 1781250465.86 total 112.99 last 175.26)
 - open/keep 20000 (time 1781250472.74 total 119.87 last 190.39)
total: 20025 open/keep in 120.00 seconds: 166.87 ops/second
 - closed 2930 (time 1781250482.88 total 10.00 last -1706.55)
 - closed 5624 (time 1781250492.88 total 20.00 last 269.40)
 - closed 8296 (time 1781250502.88 total 30.00 last 267.15)
 - closed 10000 (time 1781250509.58 total 36.70 last 254.50)
 - closed 12459 (time 1781250519.58 total 46.70 last 245.88)
 - closed 15313 (time 1781250529.58 total 56.70 last 285.36)
 - closed 18137 (time 1781250539.58 total 66.70 last 282.34)
 - closed 20000 (time 1781250546.28 total 73.40 last 278.14)
total: 20025 close in 73.48 seconds: 272.52 close/second
 - unlinked 0 (time 1781250549 ; total 0 ; last 0)
 - unlinked 10000 (time 1781250600 ; total 51 ; last 51)
 - unlinked 20000 (time 1781250650 ; total 101 ; last 50)
unlink(/mnt/lustre/d51f.sanity/f20025) error: No such file or directory
total: 20025 unlinks in 101 seconds: 198.267334 unlinks/second